Fix Can’t adjust screen brightness in Windows 10

Fix Can’t adjust screen brightness in Windows 10: If you have recently upgraded to Windows 10 then you may be facing this annoying issue where you can’t adjust the screen brightness, in short, screen brightness settings stopped working. If you try to adjust the brightness using Windows Settings apps, you won’t be able to change anything, as dragging the brightness level up or down will do nothing. Now if you try to adjust brightness using the brightness keys on the keyword then it would display the brightness level going up and down, but nothing would actually happen.

Why I am unable to adjust screen brightness on Windows 10?

If you have enabled automatic battery management then if the battery starts to become low the brightness will be automatically changed to dim settings. And you won’t be able to adjust the brightness again until you will change the battery management settings or charge your laptop. But the issue can be a number of different things for example corrupted drivers, incorrect battery configuration, ATI bug, Ndi zina zotero.

This is quite a common issue which a lot of Windows 10 users are facing right now. This issue can also be caused because of the corrupt or incompatible display driver and thankfully this issue can be easily resolved. So without wasting any more time let’s see how to actually fix can’t adjust screen brightness in Windows 10 with the help of below-listed steps.

Fix Can’t Adjust Screen Brightness in Windows 10

Onetsetsani kuti mwapanga malo obwezeretsa ngati china chake chalakwika.

Njira 1: Sinthani Madalaivala Owonetsera Adapter

1. Dinani Windows Key + R ndiye lembani devmgmt.msc ndi kugunda Enter kuti mutsegule Pulogalamu yoyang'anira zida.

2. Wonjezerani Onetsani adapters and then right-click on the integrated graphics card and select Sungani Dalaivala.

Zindikirani: The integrated graphics card would be something like Zithunzi za Intel HD 4000.

3. Kenako dinani Fufuzani pokhapokha kuti musinthidwe pulogalamu yamakondomu and let it install the driver automatically.

Zindikirani: Make sure you have a good internet connection in order for Windows to automatically download the latest drivers.

4. Reboot your PC and see if the issue is resolved or not.

5. If not then again select Sungani Dalaivala and this time click on Sakanizani kompyuta yanga kwa pulogalamu ya dalaivala.

6. Kenako, alemba pa Ndiroleni ine ndichotse pa mndandanda wa madalaivala omwe alipo pa kompyuta yanga Njira pansi.

7. Tsopano onani "Onetsani zida zovomerezeka” then from the list select Adapter ya Microsoft Basic ndipo dinani Ena.

8. Let it install the basic Microsoft display driver and reboot your PC to save changes.

Method 2: Adjust the brightness from Graphics Settings

1. Right-click in an empty area on the desktop then select Zikhazikiko za Intel

2. Tsopano dinani Sonyezani from the Intel HD Graphics Control Panel.

3. Kuchokera kumanzere kumanzere, sankhani Color Settings.

4. Adjust the Brightness slider according to your liking and once done, click Ikani.

Njira 3: Adjust screen brightness using Power Options

1. Dinani kumanja pa Chizindikiro cha mphamvu pa taskbar ndi kusankha Zosankha zamagetsi.

2. Tsopano dinani Sinthani zosintha za dongosolo next to currently active power plan.

3. Dinani Sinthani zosintha zamagetsi apamwamba pansi.

4. From the Advanced settings window, find and expand Onetsani.

5. Now locate and click each of the following to expand their respective settings:

Onetsani zowala
Dimmed display brightness
Thandizani kuunika kosinthika

5. Change each of these to the settings you wish, but make sure “Thandizani kuunika kosinthika”Ndi inachoka. 

6. Once done, click Apply followed by OK.

7. Yambitsaninso PC yanu kuti musunge zosintha.

Njira 4: Yambitsani PnP Monitor

1. Dinani Windows Key + R ndiye lembani devmgmt.msc ndikugunda Enter kuti mutsegule Chipangizo Choyang'anira.

2. Wonjezerani Zojambula kenako dinani pomwepo PnP Kuwunika ndi kusankha Yambitsani.

3. Yambitsaninso PC yanu kupulumutsa zosintha ndikuwona ngati mungathe fix can’t adjust screen brightness in Windows 10 issue.

Njira 5: Sinthani Dalaivala Yoyang'anira PnP Yachilengedwe

1. Dinani Windows Key + R ndiye lembani devmgmt.msc ndi kumenyana ndi Enter.

2. Wonjezerani Zojambula kenako dinani pomwepo PnP Kuwunika ndi kusankha Sungani Dalaivala.

3. Sankhani Sakanizani kompyuta yanga kwa pulogalamu ya dalaivala.

4. Kenako, alemba pa Ndiroleni ine ndichotse pa mndandanda wa madalaivala omwe alipo pa kompyuta yanga Njira pansi.

5. Tsopano sankhani PnP Kuwunika ndi kumadula Next.

6. Yambitsaninso PC yanu kupulumutsa zosintha ndikuwona ngati mungathe fix unable to adjust screen brightness on Windows 10 issue.

Njira 6: Sinthani Dalaivala ya Khadi la Zithunzi

If the Nvidia Graphics drivers are corrupted, outdated or incompatible then you won’t be able to adjust screen brightness in Windows 10. When you update Windows or install a third-party app then it can corrupt the video drivers of your system. In order to resolve this issue, you need to update your graphics card drivers in order to fix the underlying cause. If you face any such issues then you can easily update graphics card drivers with the help of this guide.

Method 7: Delete hidden devices under PnP Monitors

1. Dinani Windows Key + R ndiye lembani devmgmt.msc ndi kumenyana ndi Enter.

2. Now from Device Manager menu click Onani> Onetsani zida zobisika.

3. Right-click on each of the hidden devices listed under Zojambula ndi kusankha Yambani Chipangizo.

4. Yambitsaninso PC yanu kupulumutsa zosintha ndikuwona ngati mungathe adjust screen brightness in Windows 10.

Njira 8: Registry Fix

Zindikirani: This method is only for users who have ATI graphics card and have Catalyst installed.

1. Dinani Windows Key + R ndiye lembani regedit ndikugunda Enter kuti mutsegule Registry Editor.

2. Pitani ku kiyi ya Registry yotsatirayi:

HKEY_LOCAL_MACHINE  SYSTEM  ControlSet001  ControlClass  {4d36e968-e325-11ce-bfc1-08002be10318}  0000

3. Now double-click on the following Registry keys and set their value to 0 then click OK:

MD_EnableBrightnesslf2
KMD_EnableBrightnessInterface2

4. Next, navigate to the following key:

HKEY_LOCAL_MACHINE  SYSTEM  CurrentControlSet  Control  Class {4d36e968-e325-11ce-bfc1-08002be10318}  0001

5. Again double-click on MD_EnableBrightnesslf2 and KMD_EnableBrightnessInterface2 then set their value’s to 0.

6. Close everything and restart your PC to save changes.

Aperekedwa kwa inu:

Ndikukhulupirira kuti njira zomwe zili pamwambazi zinali zothandiza ndipo munatha fix Can’t Adjust Screen Brightness in Windows 10 but if you still have any questions regarding this post feel free to ask them in the comment section.